EP0988839A3 - Verfahren zur Herstellung von wenigstens teilweise porösen Implantaten mittels Präzisionsspritzguss - Google Patents

Verfahren zur Herstellung von wenigstens teilweise porösen Implantaten mittels Präzisionsspritzguss Download PDF

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Publication number
EP0988839A3
EP0988839A3 EP99307388A EP99307388A EP0988839A3 EP 0988839 A3 EP0988839 A3 EP 0988839A3 EP 99307388 A EP99307388 A EP 99307388A EP 99307388 A EP99307388 A EP 99307388A EP 0988839 A3 EP0988839 A3 EP 0988839A3
Authority
EP
European Patent Office
Prior art keywords
component
binder
porosity
feed stock
molded
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP99307388A
Other languages
English (en)
French (fr)
Other versions
EP0988839B1 (de
EP0988839A2 (de
Inventor
Frank D. Matthews
Salvatore Caldarise
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
DePuy Products Inc
Original Assignee
Johnson and Johnson Professional Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Johnson and Johnson Professional Inc filed Critical Johnson and Johnson Professional Inc
Publication of EP0988839A2 publication Critical patent/EP0988839A2/de
Publication of EP0988839A3 publication Critical patent/EP0988839A3/de
Application granted granted Critical
Publication of EP0988839B1 publication Critical patent/EP0988839B1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/22—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces for producing castings from a slip
    • B22F3/225—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces for producing castings from a slip by injection molding
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
    • A61F2/02—Prostheses implantable into the body
    • A61F2/30—Joints
    • A61F2/3094—Designing or manufacturing processes
    • A61F2/30942—Designing or manufacturing processes for designing or making customized prostheses, e.g. using templates, CT or NMR scans, finite-element analysis or CAD-CAM techniques
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/006—Pressing and sintering powders, granules or fibres
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B38/00—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof
    • C04B38/04—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof by dissolving-out added substances
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
    • A61F2/02—Prostheses implantable into the body
    • A61F2/30—Joints
    • A61F2/30767—Special external or bone-contacting surface, e.g. coating for improving bone ingrowth
    • A61F2/30771—Special external or bone-contacting surface, e.g. coating for improving bone ingrowth applied in original prostheses, e.g. holes or grooves
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
    • A61F2/02—Prostheses implantable into the body
    • A61F2/30—Joints
    • A61F2/3094—Designing or manufacturing processes
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
    • A61F2/02—Prostheses implantable into the body
    • A61F2/30—Joints
    • A61F2/32—Joints for the hip
    • A61F2/36—Femoral heads ; Femoral endoprostheses
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
    • A61F2/02—Prostheses implantable into the body
    • A61F2/30—Joints
    • A61F2/30767—Special external or bone-contacting surface, e.g. coating for improving bone ingrowth
    • A61F2002/3092—Special external or bone-contacting surface, e.g. coating for improving bone ingrowth having an open-celled or open-pored structure
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
    • A61F2/02—Prostheses implantable into the body
    • A61F2/30—Joints
    • A61F2/3094—Designing or manufacturing processes
    • A61F2/30942—Designing or manufacturing processes for designing or making customized prostheses, e.g. using templates, CT or NMR scans, finite-element analysis or CAD-CAM techniques
    • A61F2002/30957—Designing or manufacturing processes for designing or making customized prostheses, e.g. using templates, CT or NMR scans, finite-element analysis or CAD-CAM techniques using a positive or a negative model, e.g. moulds
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
    • A61F2/02—Prostheses implantable into the body
    • A61F2/30—Joints
    • A61F2/3094—Designing or manufacturing processes
    • A61F2002/30968—Sintering
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/753—Medical equipment; Accessories therefor
    • B29L2031/7532—Artificial members, protheses
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
    • C04B2111/00474—Uses not provided for elsewhere in C04B2111/00
    • C04B2111/00836—Uses not provided for elsewhere in C04B2111/00 for medical or dental applications

Landscapes

  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Ceramic Engineering (AREA)
  • Cardiology (AREA)
  • Biomedical Technology (AREA)
  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Structural Engineering (AREA)
  • Orthopedic Medicine & Surgery (AREA)
  • Materials Engineering (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Transplantation (AREA)
  • Organic Chemistry (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Vascular Medicine (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Materials For Medical Uses (AREA)
  • Prostheses (AREA)
  • Powder Metallurgy (AREA)
EP99307388A 1998-09-18 1999-09-17 Verfahren zur Herstellung von wenigstens teilweise porösen Implantaten mittels Präzisionsspritzguss Expired - Lifetime EP0988839B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/157,004 US6022509A (en) 1998-09-18 1998-09-18 Precision powder injection molded implant with preferentially leached texture surface and method of manufacture
US157004 1998-09-18

Publications (3)

Publication Number Publication Date
EP0988839A2 EP0988839A2 (de) 2000-03-29
EP0988839A3 true EP0988839A3 (de) 2000-04-05
EP0988839B1 EP0988839B1 (de) 2005-01-19

Family

ID=22561978

Family Applications (1)

Application Number Title Priority Date Filing Date
EP99307388A Expired - Lifetime EP0988839B1 (de) 1998-09-18 1999-09-17 Verfahren zur Herstellung von wenigstens teilweise porösen Implantaten mittels Präzisionsspritzguss

Country Status (4)

Country Link
US (1) US6022509A (de)
EP (1) EP0988839B1 (de)
JP (1) JP2000126212A (de)
DE (1) DE69923270T2 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
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US7943677B2 (en) 2005-10-21 2011-05-17 University Of South Florida Method of producing interconnected volumetric porosity in materials

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US6042780A (en) * 1998-12-15 2000-03-28 Huang; Xiaodi Method for manufacturing high performance components
US6759004B1 (en) * 1999-07-20 2004-07-06 Southco, Inc. Process for forming microporous metal parts
EP1296809B1 (de) * 2000-07-04 2004-10-13 3di GmbH Verfahren zur naturgetreuen herstellung medizinischer implantate und epithesen und danach hergestellte implantate und epithesen
EP1199122B1 (de) * 2000-10-16 2004-03-03 Future Metal Co., Ltd. Verfahren zur Herstellung von Metallfasern
CN1974169B (zh) * 2001-02-05 2012-02-29 3Dm全球有限公司 塑料复合制品
US8123814B2 (en) 2001-02-23 2012-02-28 Biomet Manufacturing Corp. Method and appartus for acetabular reconstruction
US7597715B2 (en) * 2005-04-21 2009-10-06 Biomet Manufacturing Corp. Method and apparatus for use of porous implants
US20020169066A1 (en) * 2001-04-16 2002-11-14 Cerabio, L.L.C. Dense porous structures for use as bone substitutes
US20100094420A1 (en) * 2004-07-02 2010-04-15 Grohowski Jr Joseph A Porous Bone Fixation Device
US7674426B2 (en) * 2004-07-02 2010-03-09 Praxis Powder Technology, Inc. Porous metal articles having a predetermined pore character
US9089427B2 (en) 2004-07-02 2015-07-28 Praxis Powder Technology, Inc. Method of making porous metal articles
US8500843B2 (en) 2004-07-02 2013-08-06 Praxis Powder Technology, Inc. Controlled porosity article
US7250550B2 (en) * 2004-10-22 2007-07-31 Wright Medical Technology, Inc. Synthetic bone substitute material
DE102005001255B4 (de) * 2005-01-11 2010-08-26 Mathys Ag Bettlach Inverse Schultergelenk-Endoprothese mit einteiligem Mittelteil
US8292967B2 (en) * 2005-04-21 2012-10-23 Biomet Manufacturing Corp. Method and apparatus for use of porous implants
US8066778B2 (en) * 2005-04-21 2011-11-29 Biomet Manufacturing Corp. Porous metal cup with cobalt bearing surface
US8021432B2 (en) * 2005-12-05 2011-09-20 Biomet Manufacturing Corp. Apparatus for use of porous implants
US8266780B2 (en) * 2005-04-21 2012-09-18 Biomet Manufacturing Corp. Method and apparatus for use of porous implants
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WO2009042150A1 (en) * 2007-09-25 2009-04-02 Biomet Manufacturing Corp. Cementless tibial tray
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US9475709B2 (en) 2010-08-25 2016-10-25 Lockheed Martin Corporation Perforated graphene deionization or desalination
US10980919B2 (en) 2016-04-14 2021-04-20 Lockheed Martin Corporation Methods for in vivo and in vitro use of graphene and other two-dimensional materials
US10005038B2 (en) 2014-09-02 2018-06-26 Lockheed Martin Corporation Hemodialysis and hemofiltration membranes based upon a two-dimensional membrane material and methods employing same
US10376845B2 (en) 2016-04-14 2019-08-13 Lockheed Martin Corporation Membranes with tunable selectivity
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US4237559A (en) * 1979-05-11 1980-12-09 General Electric Company Bone implant embodying a composite high and low density fired ceramic construction
EP0456441A1 (de) * 1990-05-07 1991-11-13 C.I. Chung Feste Polymerbinderlösung zum Sintern von Metall- oder Keramikpulver
WO1993004014A1 (en) * 1991-08-23 1993-03-04 T&N Technology Limited Moulding finely divided sinterable material
EP0545718A2 (de) * 1991-12-03 1993-06-09 JANOME SEWING MACHINE Co., Ltd. Verfahren zur Herstellung eines Knochenimplantates
EP0560418A1 (de) * 1992-02-27 1993-09-15 Bristol-Myers Squibb Company Implantat mit porösermetallische Auflage und Verfahren dafür
EP0587953A1 (de) * 1991-04-30 1994-03-23 Sumitomo Electric Industries, Limited Verfahren zur Herstellung gesinterter Formkörper
EP0688746A1 (de) * 1994-05-27 1995-12-27 Technische Universiteit Delft Verfahren zur Herstellung von Formen aus metallischem oder keramischem Pulver und dabei verwendbares Bindemittelsystem
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EP0811359A2 (de) * 1990-10-19 1997-12-10 Draenert, Klaus, Dr.med.Dr.med.habil. Verbundwerkstoff und Verfahren zu seiner Herstellung

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Patent Citations (9)

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Publication number Priority date Publication date Assignee Title
US4237559A (en) * 1979-05-11 1980-12-09 General Electric Company Bone implant embodying a composite high and low density fired ceramic construction
EP0456441A1 (de) * 1990-05-07 1991-11-13 C.I. Chung Feste Polymerbinderlösung zum Sintern von Metall- oder Keramikpulver
EP0811359A2 (de) * 1990-10-19 1997-12-10 Draenert, Klaus, Dr.med.Dr.med.habil. Verbundwerkstoff und Verfahren zu seiner Herstellung
EP0587953A1 (de) * 1991-04-30 1994-03-23 Sumitomo Electric Industries, Limited Verfahren zur Herstellung gesinterter Formkörper
WO1993004014A1 (en) * 1991-08-23 1993-03-04 T&N Technology Limited Moulding finely divided sinterable material
EP0545718A2 (de) * 1991-12-03 1993-06-09 JANOME SEWING MACHINE Co., Ltd. Verfahren zur Herstellung eines Knochenimplantates
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EP0988839B1 (de) 2005-01-19
DE69923270D1 (de) 2005-02-24
EP0988839A2 (de) 2000-03-29
US6022509A (en) 2000-02-08
JP2000126212A (ja) 2000-05-09

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